16389813

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{163}}^1\times {\mathrm{277}}^1$

素因数の和:465

約数の個数: 24

約数和(自身を含む): 24254944

約数和(自身を除く): 7865131

約数列:

[1, 3, 11, 33, 121, 163, 277, 363, 489, 831, 1793, 3047, 5379, 9141, 19723, 33517, 45151, 59169, 100551, 135453, 496661, 1489983, 5463271, 16389813]

約数ペア:

[(1, 16389813), (3, 5463271), (11, 1489983), (33, 496661), (121, 135453), (163, 100551), (277, 59169), (363, 45151), (489, 33517), (831, 19723), (1793, 9141), (3047, 5379)]